#ifndef _INDUSTRIAL_IO_SYSFS_H_
#define _INDUSTRIAL_IO_SYSFS_H_
struct iio_chan_spec;
struct iio_dev_attr {
struct device_attribute dev_attr;
u64 address;
struct list_head l;
struct iio_chan_spec const *c;
};
#define to_iio_dev_attr(_dev_attr) \
container_of(_dev_attr, struct iio_dev_attr, dev_attr)
ssize_t iio_read_const_attr(struct device *dev,
struct device_attribute *attr,
char *len);
struct iio_const_attr {
const char *string;
struct device_attribute dev_attr;
};
#define to_iio_const_attr(_dev_attr) \
container_of(_dev_attr, struct iio_const_attr, dev_attr)
#define IIO_ATTR(_name, _mode, _show, _store, _addr) \
{ .dev_attr = __ATTR(_name, _mode, _show, _store), \
.address = _addr }
#define IIO_DEVICE_ATTR(_name, _mode, _show, _store, _addr) \
struct iio_dev_attr iio_dev_attr_##_name \
= IIO_ATTR(_name, _mode, _show, _store, _addr)
#define IIO_DEVICE_ATTR_NAMED(_vname, _name, _mode, _show, _store, _addr) \
struct iio_dev_attr iio_dev_attr_##_vname \
= IIO_ATTR(_name, _mode, _show, _store, _addr)
#define IIO_CONST_ATTR(_name, _string) \
struct iio_const_attr iio_const_attr_##_name \
= { .string = _string, \
.dev_attr = __ATTR(_name, S_IRUGO, iio_read_const_attr, NULL)}
#define IIO_CONST_ATTR_NAMED(_vname, _name, _string) \
struct iio_const_attr iio_const_attr_##_vname \
= { .string = _string, \
.dev_attr = __ATTR(_name, S_IRUGO, iio_read_const_attr, NULL)}
#define IIO_DEV_ATTR_SAMP_FREQ(_mode, _show, _store) \
IIO_DEVICE_ATTR(sampling_frequency, _mode, _show, _store, 0)
#define IIO_DEV_ATTR_SAMP_FREQ_AVAIL(_show) \
IIO_DEVICE_ATTR(sampling_frequency_available, S_IRUGO, _show, NULL, 0)
#define IIO_CONST_ATTR_SAMP_FREQ_AVAIL(_string) \
IIO_CONST_ATTR(sampling_frequency_available, _string)
#define IIO_DEV_ATTR_INT_TIME_AVAIL(_show) \
IIO_DEVICE_ATTR(integration_time_available, S_IRUGO, _show, NULL, 0)
#define IIO_CONST_ATTR_INT_TIME_AVAIL(_string) \
IIO_CONST_ATTR(integration_time_available, _string)
#define IIO_DEV_ATTR_TEMP_RAW(_show) \
IIO_DEVICE_ATTR(in_temp_raw, S_IRUGO, _show, NULL, 0)
#define IIO_CONST_ATTR_TEMP_OFFSET(_string) \
IIO_CONST_ATTR(in_temp_offset, _string)
#define IIO_CONST_ATTR_TEMP_SCALE(_string) \
IIO_CONST_ATTR(in_temp_scale, _string)
#endif